17.3(a) Diagram of an arterial waveform showing the systolic, mean and diastolic pressures, dicrotic notch, and areas dependent on inotropy and volume displacement. (b) Changes in position of the dicrotic notch during states of vasodilation and vasoconstriction.

17.4Simplified diagram showing the interrelationships of cardiopulmonary system homeostasis in order to maintain tissue perfusion and oxygen delivery. The suggested treatment or assessment is indicated in red.